Ingredient library
Every ingredient SkinAtlas knows about — all 2165 of them. What each one does, what it works well with, and what to watch for.
9 ingredients in Antioxidant matching "acid"
A stable vitamin C derivative that converts to ascorbic acid in the skin to brighten and provide antioxidant protection.
The dipalmitoyl ester of ascorbic acid (vitamin C). An oil-soluble vitamin C derivative with improved stability vs. pure ascorbic acid. Penetrates lipid-rich skin layers. Used in Lululun's Hydra EX mask.
A naturally occurring hydroxycinnamic acid found in coffee, wine, and many plants; potent antioxidant used in prestige creams for its UV-protective, anti-inflammatory, and brightening polyphenol activity.
A stable, both water- and oil-compatible vitamin C derivative that converts to ascorbic acid in skin. Valued for brightening with good formula stability.
A plant antioxidant that stabilizes and boosts vitamins C and E.
A pentacyclic triterpene naturally found in olive leaves, olive oil, and rosemary. In cosmetics, used for its antioxidant, anti-inflammatory, and mild tyrosinase-inhibiting (brightening) properties. Also studied for its role in supporting the skin's own ceramide synthesis pathway.
The sodium salt of ascorbic acid (vitamin C). More stable and less acidic than pure ascorbic acid, with a neutral pH. Used as an antioxidant and brightening agent in skincare. Found in Sana's eye cream.
A plant-derived polyphenol (from oak bark, chestnut, and other sources) with astringent, antioxidant, and anti-inflammatory properties used in pore-refining and soothing formulations.
Alpha-lipoic acid, a fast-acting antioxidant that is both water- and fat-soluble, letting it work throughout the skin to neutralize free radicals.